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Part II Switchboards and Switchgear
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Part II Switchboards and Switchgear
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(B) Equipment for General Use, Switchboards and Switchgear
Switchboards and switchgear, or sections of switchboards or switchgear, shall be permitted to be reconditioned. Reconditioned switchgear shall ...
National Electrical Code 2020 of Minnesota > 4 Equipment for General Use > 408 Switchboards, Switchgear, and Panelboards > 408.8 Reconditioning of Equipment > (B) Switchboards and Switchgear
(A) Equipment for General Use, From Ceiling
For other than a totally enclosed switchboard or switchgear, a space not less than 900 mm (3 ft) shall be provided between the top of the switchboard ...
National Electrical Code 2020 of Minnesota > 4 Equipment for General Use > 408 Switchboards, Switchgear, and Panelboards > 408.18 Clearances > (A) From Ceiling
408.22 Equipment for General Use, Grounding of Instruments, Relays, Meters, and Instrument Transformers on Switchboards and Switchgear
Instruments, relays, meters, and instrument transformers located on switchboards and switchgear shall be grounded as specified in 250.170 through ...
National Electrical Code 2020 of Minnesota > 4 Equipment for General Use > 408 Switchboards, Switchgear, and Panelboards > 408.22 Grounding of Instruments, Relays, Meters, and Instrument Transformers on Switchboards and Switchgear
(C) Equipment for General Use, Used as Service Equipment
Each switchboard, switchgear, or panelboard, if used as service equipment, shall be provided with a main bonding jumper sized in accordance ...
National Electrical Code 2020 of Minnesota > 4 Equipment for General Use > 408 Switchboards, Switchgear, and Panelboards > 408.3 Support and Arrangement of Busbars and Conductors > (C) Used as Service Equipment
(F) Equipment for General Use, Switchboard, Switchgear, or Panelboard Identification
). A switchboard, switchgear, or panelboard containing a 4-wire, delta-connected system ...
National Electrical Code 2020 of Minnesota > 4 Equipment for General Use > 408 Switchboards, Switchgear, and Panelboards > 408.3 Support and Arrangement of Busbars and Conductors > (F) Switchboard, Switchgear, or Panelboard Identification